length, mass, time
An example quantity of time could be 1 hour or 30 minutes.
Speed is an example of a scalar quantity, as it only has magnitude (numerical value) without a specific direction.
Velocity is an example of a vector quantity because it has both magnitude (speed) and direction.
No.
A meaurement; a scalar quantity.
People's heights.
compares part of a quantity to the hole quantity using a percent
energy/mass example: calories/gram
An example of a quantity of time is the second. Other examples are the minute and hour. You could go on and on - day, month, year, etc.
Here are some examples:* energy * power * mass
With great difficulty - if the given quantity is 2, for example.
any measurable quantity